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Best Developer APIs Tools

The 20 most viewed of the 25 Developer APIs tools on neeed Directory. Formtorch, UnoRouter and AIHubMix lead the list. Pricing, where the makers said: 1 free, 6 freemium, 3 paid, 2 open source.

The ranking

  1. 1
    Formtorch

    Formtorch

    Modern form backend API

  2. 2
    UnoRouter

    UnoRouter

    Every AI model, one API key

  3. 3
    AIHubMix

    AIHubMix

    One Gateway, Infinite Models

  4. 4
    APIFreaks

    APIFreaks

    Developer APIs in One Place

  5. 5
    Capslane

    Capslane

    Get YouTube transcripts via API with AI fallback

  6. 6
    Whoisfreaks

    Whoisfreaks

    WHOIS/Domain Intelligence API

  7. 7
    nullsink

    nullsink

    Anonymous LLM API proxy

  8. 8
    Agent Skills

    Agent Skills

    Registry of reusable skills fo

  9. 9
    Vynaris

    Vynaris

    Hosted uncensored models

  10. 10
    TemplateFox

    TemplateFox

    PDF & image generation API

  11. 11
    Hyperserve

    Hyperserve

    Video backend API for Developers: upload any format, transcode to mp4 and deliver to users on a global CDN.

  12. 12
    Searchbug

    Searchbug

    Data verification made simple

  13. 13
    layahost

    layahost

    A hosted, Jev-compatible API that returns typed decisions with probabilities for moderation, routing, intent and scoring.

  14. 14
    Onepostly

    Onepostly

    Publish to every major social platform from one API integration, with scheduling and analytics across 9 platforms.

  15. 15
    Swiftener

    Swiftener

    Free browser tools, no login

  16. 16
    ICTCore

    ICTCore

    Build communications apps fast

  17. 17
    Pomeroy

    Pomeroy

    Use your Mac apps from Claude

  18. 18
    diffhook.com

    diffhook.com

    Instantly detect website

  19. 19
    Get Jev AI

    Get Jev AI

    An API that answers questions about any text with a typed choice, score or yes/no, plus a calibrated probability for every option.

  20. 20
    Beat API

    Beat API

    Generate AI music videos from

Browse all 25 Developer APIs toolsList your Developer APIs tool

Developer APIs tools, in short

Which Developer APIs tool is the most popular?
Formtorch is the most viewed Developer APIs listing on Neeed Directory: Modern form backend API.
Are there free Developer APIs tools?
9 of the 25 listed are free, have a free plan or are open source, Capslane, Agent Skills, Hyperserve, Onepostly and ICTCore among the most viewed.
How many Developer APIs tools are listed?
25 at the moment; the newest, TwitterXAPI, was listed Oct 2026.
How do I get my Developer APIs tool listed?
Submit it on Neeed Directory. A free listing goes live once our badge is on your site; a Premium listing skips the badge, keeps a permanent dofollow link and spends its first week on the featured strip.

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